omap mailbox: print hardware revision at startup

Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>

diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index d925ef3..44e9101 100644 (file)
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -74,6 +74,9 @@ static int omap2_mbox_startup(struct omap_mbox *mbox)
        }
        clk_enable(mbox_ick_handle);
 
+       l = mbox_read_reg(MAILBOX_REVISION);
+       pr_info("omap mailbox rev %d.%d\n", (l & 0xf0) >> 4, (l & 0x0f));
+
        /* set smart-idle & autoidle */
        l = mbox_read_reg(MAILBOX_SYSCONFIG);
        l |= 0x00000011;